10 Trigger Inputs, 10 Ambience Parts, Mix IN, Headphone, 190 Sounds, 50 Drum Kits, containing 14 iSongs + Audio CD with 38 Songs and 22 Patterns, SuperNATURAL-Sounds with Behavior Modeling System, USB- Memory for Backups and Audio-Player (WAV/MP3), Rhythm Coach- and Quick REC-Funktion, USB-MIDI/AUDIO for direct Computer Plug and Play, MIDI OUT.